"As Van Dorn private detective Isaac Bell strives to land a government contract to investigate John D. Rockefeller's Standard Oil monopoly, the case takes a deadly turn. A sniper begins murdering opponents of Standard Oil, and soon the assassin - shooting with extraordinary accuracy at seemingly impossible long range - kills Bell's best witness, a brave and likable man. Then the shooter detonates a terrible explosion that sets the victim's independent...

Investigating a series of attacks on the Southern Pacific Railroad's Cascades express lines, Detective Bell learns of the existence of an elusive saboteur who recruits and murders his own accomplices while engineering schemes of maximum havoc.

"It is 1920, and both Prohibition and bootlegging are in full swing. When Isaac Bell's boss and lifelong friend Joseph Van Dorn is shot and nearly killed leading the high-speed chase of a rum-running vessel, Bell swears to him that he will hunt down the lawbreakers, but he doesn't know what he is getting into. When a witness to Van Dorn's shooting is executed in a ruthlessly efficient manner invented by the Russian secret police, it becomes clear...

Intrepid chief investigator Isaac Bell thwarts German spies seeking to abduct two scientists aboard the ocean liner Mauretania--but he's sure the thugs will try again. With war on the horizon, Bell knows his ability to keep these scientists safe may affect the fate of the world.

"The year is 1911. Chief Investigator Isaac Bell of the Van Dorn Detective Agency has had many extraordinary cases before. But none quite like this. Hired to find a young woman named Anna Pape who ran away from home to become an actress, Bell gets a shock when her murdered body turns up instead. Vowing to bring the killer to justice, he begins a manhunt which leads him into increasingly more alarming territory. Anna Pape was not alone in her fate--petite...

The year is 1910, and wealthy newspaper magnate Preston Whiteway has put up $50,000 for the first aviator to cross America in fewer than 50 days. Josephine Frost takes up the challenge and has more than enough moxie to claim the prize. But when her husband murders her lover, and then goes after her, Josephine will need the help of Detective Isaac Bell if she's to avoid the ultimate crash and burn.

"Detective Isaac Bell's wife has said that he is always in the wrong place at the right time. This is certainly the case when Bell thwarts the assassination of a U.S. Senator shortly after meeting the man. This heroic rescue is just the start of the mystery for Bell, who suspects that the would-be assassins have a much larger and more dangerous agenda - one involving the nearly-constructed Panama Canal. While the senator supports the building of the...